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"http://www.w3.org/TR/html4/strict.dtd">

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	<head>
		<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
		<title></title>
		<script type="text/javascript">
			var a = 3;
			var b = '3';
//			==只比较数值
//			===既比较数值又比较类型
			if(a===b){
				document.write(true);
			}else{
				document.write(false);
			}
		</script>
	</head>
	<body>

	</body>
</html>
